25278888

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 66424320

約数和(自身を除く): 41145432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 488, 557, 732, 744, 1114, 1464, 1671, 1891, 2228, 3342, 3782, 4456, 5673, 6684, 7564, 11346, 13368, 15128, 17267, 22692, 33977, 34534, 45384, 51801, 67954, 69068, 101931, 103602, 135908, 138136, 203862, 207204, 271816, 407724, 414408, 815448, 1053287, 2106574, 3159861, 4213148, 6319722, 8426296, 12639444, 25278888]

約数ペア:

[(1, 25278888), (2, 12639444), (3, 8426296), (4, 6319722), (6, 4213148), (8, 3159861), (12, 2106574), (24, 1053287), (31, 815448), (61, 414408), (62, 407724), (93, 271816), (122, 207204), (124, 203862), (183, 138136), (186, 135908), (244, 103602), (248, 101931), (366, 69068), (372, 67954), (488, 51801), (557, 45384), (732, 34534), (744, 33977), (1114, 22692), (1464, 17267), (1671, 15128), (1891, 13368), (2228, 11346), (3342, 7564), (3782, 6684), (4456, 5673)]